3R
Creature - Giant Warrior (1/1)
3R: clash with an opponent. If you win, ~this~ gets +3/+0 until end of turn
Whenever ~this~ deals combat damage, ~this~ gains ''When ~this~ leaves the battlefield, gain control of target artifact (This effect doesn't end)'' until end of turn

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G
Creature - Elf Druid (1/2)
Sacrifice ~this~, Pay 2 life: put two -1/-1 counters on any number of target Elves
At the beginning of your combat phase, target opponent may pay X blue mana, where X is the number of Arcane spells cast this turn. If that player doesn't, two target enchantments are colourless until end of turn
When ~this~ is put into a graveyard from the battlefield, target player may pay X white mana, where X is the number of cards in an opponent's hand. If that player doesn't, you may return a creature card from your graveyard to hand

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(R/G)(R/G)
Artifact
When ~this~ is exiled, distribute up to X +1/+1 counters, where X is the number of Myr spells cast this turn on target Myr and attach target Equipment to target Golem. Gain control of that Equipment until end of turn
B: put a charge counter on ~this~
Tap an untapped land you control, remove a charge counter from ~this~: ~this~ deals 1 damage to target player with X life or less, where X is your life total for each card in your hand. Creatures damaged this way can't be regenerated this turn. Creatures damaged this way can't be regenerated this turn. If a creature damaged this way would be put into a graveyard this turn, exile it instead
Remove a charge counter from ~this~ for each basic land type among lands an opponent controls: you lose 1 life

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AlexChurchill/MagicCardGenerator