Combos with Quicksilver Gargantuan

1. Cast Quicksilver Gargantuan by paying its mana cost, choosing to have it enter the battlefield as a copy of Felidar Guardian
2. When Quicksilver Gargantuan enters the battlefield, it triggers, blinking Felidar Guardian.
3. When Felidar Guardian enters the battlefield, it triggers, blinking Quicksilver Gargantuan. Choose to have Quicksilver Gargantuan enter the battlefield as a copy of Felidar Guardian.
4. Repeat from step 2.

Activate Quicksilver Gargantuan by paying {1}{U}, shuffling Quicksilver Gargantuan into your library and milling your entire library due to it not having a card named Mirror-Mad Phantasm in it.

1. Cast Quicksilver Gargantuan by paying its mana cost. Choose to have it enter as a copy of Princess Yue.
2. Put Quicksilver Gargantuan into your graveyard due to the legend rule.
3. When Quicksilver Gargantuan dies, it triggers, returning it from your graveyard to the battlefield as a land named Moon. Choose to have it enter as a copy of Wormfang Newt, gaining its abilities.
4. When Quicksilver Gargantuan enters, its first ability triggers, exiling it.
5. When Quicksilver Gargantuan leaves the battlefield, its second ability triggers, returning Quicksilver Gargantuan from exile to the battlefield. Choose to have it enter as a copy of Princess Yue.
6. Repeat from step 2.

1. Cast Quicksilver Gargantuan by paying its mana cost. Choose to have it enter as a copy of Princess Yue.
2. Put Quicksilver Gargantuan into your graveyard due to the legend rule.
3. When Quicksilver Gargantuan dies, it triggers, returning it from your graveyard to the battlefield as a land named Moon. Choose to have it enter as a copy of Wormfang Turtle, gaining its abilities.
4. When Quicksilver Gargantuan enters, its first ability triggers, exiling it.
5. When Quicksilver Gargantuan leaves the battlefield, its second ability triggers, returning Quicksilver Gargantuan from exile to the battlefield. Choose to have it enter as a copy of Princess Yue.
6. Repeat from step 2.

1. Cast Quicksilver Gargantuan by paying {5}{U}{U}.
2. Quicksilver Gargantuan enters as a copy of Sharuum.
3. Put Sharuum into the graveyard due to the legend rule.
4. Quicksilver Gargantuan triggers, returning Sharuum from your graveyard to the battlefield.
5. Put Sharuum into the graveyard due to the legend rule.
6. Sharuum enters the battlefield triggers, returning itself from your graveyard to the battlefield.
7. Repeat from step 5.

1. Activate Kiora's Follower by tapping it, targeting Quicksilver Gargantuan.
2. Illusionist's Bracers triggers, copying Kiora's Follower's ability.
3. Resolve both Kiora's Follower abilities, untapping Quicksilver Gargantuan and another permanent you control.
4. Activate Quicksilver Gargantuan by tapping it, untapping Kiora's Follower.
5. Repeat.

1. Cast Quicksilver Gargantuan by paying its mana cost, choosing to have it enter the battlefield as a copy of Bladewing.
2. Put Bladewing into your graveyard due to the legend rule.
3. Quicksilver Gargantuan's enter-the-battlefield ability triggers, returning Bladewing from your graveyard to the battlefield.
4. Put Bladewing into your graveyard due to the legend rule.
5. Bladewing's enter-the-battlefield ability triggers, returning it from your graveyard to the battlefield.
6. Repeat from step 4.

1. Cast Quicksilver Gargantuan by paying its mana cost. Choose to have it enter as a copy of Princess Yue.
2. Put Quicksilver Gargantuan into your graveyard due to the legend rule.
3. When Quicksilver Gargantuan dies, it triggers, returning it from your graveyard to the battlefield as a land named Moon. Choose to have it enter as a copy of Astral Dragon, gaining its abilities.
4. When Quicksilver Gargantuan enters, it triggers, creating two token copies of itself, thus creating two copies of Moon with Astral Dragon's abilities, that are 3/3 Dragon creatures in addition to its other types.
5. Put all but one of the [[clones]] into your graveyard due to the legend rule.
6. The Quicksilver Gargantuan tokens each trigger. Resolve a trigger, creating two token copies of itself, thus creating two copies of Moon with Astral Dragon's abilities, that are 3/3 Dragon creatures in addition to its other types.
7. Repeat from step 5.

1. Cast Quicksilver Gargantuan by paying its mana cost, choosing to have it enter the battlefield as a copy of Wispweaver Angel
2. When Quicksilver Gargantuan enters the battlefield, it triggers, blinking Wispweaver Angel.
3. When Wispweaver Angel enters the battlefield, it triggers, blinking Quicksilver Gargantuan. Choose to have Quicksilver Gargantuan enter the battlefield as a copy of Wispweaver Angel.
4. Repeat from step 2.

1. Activate Kiora's Follower by tapping it, targeting Quicksilver Gargantuan.
2. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
3. Resolve the Kiora's Follower ability, untapping Quicksilver Gargantuan.
4. Activate Quicksilver Gargantuan by tapping it, targeting Kiora's Follower.
5. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
6. Resolve the Quicksilver Gargantuan ability, untapping Kiora's Follower.
7. Repeat.

1. Cast Quicksilver Gargantuan by paying its mana cost. Choose to have it enter as a copy of Anticausal Vestige.
2. When Quicksilver Gargantuan enters, Cloudstone Curio triggers, returning Anticausal Vestige from the battlefield to your hand.
3. When Anticausal Vestige leaves the battlefield, it triggers, causing you to draw a card and and put Anticausal Vestige from your hand onto the battlefield.
4. When Anticausal Vestige enters, Cloudstone Curio triggers, returning Quicksilver Gargantuan from the battlefield to your hand.
5. When Quicksilver Gargantuan leaves the battlefield, it triggers, causing you to draw a card and put Quicksilver Gargantuan from your hand onto the battlefield as a copy of Anticausal Vestige.
6. Repeat from step 2.

1. Activate Forensic Researcher by tapping it, targeting Quicksilver Gargantuan.
2. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
3. Resolve the Forensic Researcher ability, untapping Quicksilver Gargantuan.
4. Activate Quicksilver Gargantuan by tapping it, targeting Forensic Researcher.
5. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
6. Resolve the Quicksilver Gargantuan ability, untapping Forensic Researcher.
7. Repeat.

1. Activate Grim Poppet by removing a -1/-1 counter from it, putting a -1/-1 counter on Quicksilver Gargantuan.
2. Nest of Scarabs triggers, creating a creature token.
3. Activate Quicksilver Gargantuan by removing a -1/-1 counter from it, putting a -1/-1 counter on Grim Poppet.
4. Nest of Scarabs triggers, creating a creature token.
5. Repeat.

1. Activate Grim Poppet by removing a -1/-1 counter from it, putting a -1/-1 counter on Quicksilver Gargantuan.
2. Flourishing Defenses triggers, creating a creature token.
3. Activate Quicksilver Gargantuan by removing a -1/-1 counter from it, putting a -1/-1 counter on Grim Poppet.
4. Flourishing Defenses triggers, creating a creature token.
5. Repeat.

1. Cast Quicksilver Gargantuan by paying its mana cost, choosing to have it enter the battlefield as a copy of Abdel Adrian.
2. Put the original Abdel Adrian into your graveyard due to the legend rule, causing Karmic Guide to return to the battlefield from exile.
3. Karmic Guide and Quicksilver Gargantuan's abilities trigger.
4. Resolve the Quicksilver Gargantuan ability, choosing to exile Karmic Guide until Quicksilver Gargantuan leaves the battlefield and creating a 1/1 Soldier creature token.
5. Resolve the Karmic Guide trigger, returning Abdel Adrian from your graveyard to the battlefield.
6. Put Quicksilver Gargantuan into your graveyard due to the legend rule, causing Karmic Guide to return to the battlefield from exile.
7. Karmic Guide and Abdel Adrian's abilities trigger.
8. Resolve the Abdel Adrian ability, exiling Karmic Guide until Abdel Adrian leaves the battlefield and creating a 1/1 Soldier creature token.
9. Resolve the Karmic Guide trigger, returning Quicksilver Gargantuan from your graveyard to the battlefield as a copy of Abdel Adrian.
10. Repeat from step 2.