Budget Alternatives to Cresting Mosasaurus

Ghitu Amplifier $0.03 1R · Human Wizard Kicker {2}{U} Spellweaver Duo $0.03 6U · Human Wizard Assist Crystal Seer $0.03 4U · Vedalken Wizard When this creature enters, look at the top four cards of your library, then put them back in any ... Surrakar Banisher $0.03 4U · Surrakar When this creature enters, you may return target tapped creature to its owner's hand. Cunning Geysermage $0.05 2U · Human Wizard Kicker {2}{U} Murk Strider $0.05 3U · Eldrazi Processor Devoid Angler Drake $0.06 4UU · Drake Flying Separatist Voidmage $0.06 3U · Human Wizard When this creature enters, you may return target creature to its owner's hand. Voidwielder $0.06 4U · Human Wizard When this creature enters, you may return target creature to its owner's hand. Exit Specialist $0.08 1U · Human Detective This creature can't be blocked by creatures with power 3 or greater. Aethertide Whale $0.09 4UU · Whale Flying Moonsnare Specialist $0.11 3U · Human Ninja Ninjutsu {2}{U} Deadeye Rig-Hauler $0.12 3U · Human Pirate Raid — When this creature enters, if you attacked this turn, you may return target creature to it... Displacer Beast $0.13 2U · Cat Beast When this creature enters, venture into the dungeon. Glitch Interpreter $0.21 2U · Human Wizard When this creature enters, if you control no face-down permanents, return this creature to its ow... Kiri-Onna $0.22 4U · Spirit When this creature enters, return target creature to its owner's hand. Voidmage Husher $0.24 3U · Human Wizard Flash Echo Tracer $0.26 2U · Human Wizard Morph {2}{U} Dermoplasm $0.32 2U · Shapeshifter Flying