2UU
Instant
attach target Equipment to target creature with power 3. (Control of that Equipment doesn't change.) and return that Equipment to its owner's hand

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4UU
Creature - Merfolk Wizard (3/3)
Tap an untapped black permanent you control, Sacrifice a tapped land: untap target basic land

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2UUU
Creature - Human Wizard (1/2)
U: until end of turn, if ~this~ would be dealt damage, target opponent may Pay 1 life. If that player doesn't, prevent 4 of that damage
Sacrifice ~this~, T: up to X target Swamps are colourless until end of turn, where X is the number of lands on the battlefield
If you would lose life, instead you may put two white permanent cards from hand onto the battlefield

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AlexChurchill/MagicCardGenerator