UR
Instant - Generated
~this~ deals 4 damage to target creature and that creature gets -1/-1 (This effect doesn't end)

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U
Creature - Illusion Bird Rogue (2/2)
Flying
1UUU: put a 1/1 blue Merfolk creature token onto the battlefield
Sacrifice ~this~, Tap an untapped Wizard you control, sacrifice three Merfolk: target land is blue until end of turn
All green enchantments can't be the target of spells

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GG
Creature - Beast (1/2)
At the beginning of your end step, put a +1/+1 counter on ~this~
Remove a +1/+1 counter from ~this~: destroy target land

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AlexChurchill/MagicCardGenerator