Budget Alternatives to Riddlekeeper

Glacial Grasp $0.08 2U · Instant Tap target creature. Zulaport Duelist $0.09 U · Human Rogue Flash Soaring Thought-Thief $0.10 UB · Human Rogue Flash Tamiyo Meets the Story Circle $0.15 1U · Saga I — Until your next turn, whenever a creature attacks you or a planeswalker you control, it gets ... Sage of Mysteries $0.15 U · Human Wizard Constellation — Whenever an enchantment you control enters, target player mills two cards. Palazzo Archers $0.16 2G · Human Archer Reach Circle of Flame $0.19 1R · Enchantment Whenever a creature without flying attacks you or a planeswalker you control, this enchantment de... Scrabbling Skullcrab $0.19 U · Crab Skeleton Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, target p... Blood Reckoning $0.20 3B · Enchantment Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1... Common Black Removal $0.23 2BB · Instant Choose one. Isperia, Supreme Judge $0.29 2WWUU · Sphinx Flying Lost in the Woods $0.30 3GG · Enchantment Whenever a creature attacks you or a planeswalker you control, reveal the top card of your library. Search the Premises $0.30 3W · Enchantment Whenever a creature attacks you or a planeswalker you control, investigate. Soratami Mindsweeper $0.32 3U · Moonfolk Wizard Flying Thieves' Guild Enforcer $0.34 B · Human Rogue Flash Sarkhan the Masterless $0.39 3RR · Sarkhan Whenever a creature attacks you or a planeswalker you control, each Dragon you control deals 1 da... Revenge of Ravens $0.64 3B · Enchantment Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1...