3GG
Artifact Creature - Snake (1/1)
G: put a +1/+1 counter on all creatures with total power and toughness 5 or more
4GG: You and target opponent each untap and gain control of all red creatures the other controls until end of turn.
Sacrifice ~this~, Discard a card: target nonmulticoloured enchantment is red (This effect doesn't end)
Sacrifice ~this~: add 3 to your mana pool
3: two target green creatures get +2/-2 until end of turn

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RG
Creature - Human Warrior (1/2)
Whenever ~this~ blocks one or more creatures, you may Pay 3 life. If you don't, all Warriors get +2/+1 until end of turn
1: add one mana of any colour to your mana pool
-- When provoked, Her branch transcends the beautiful boundary
Though world can defeat the dock
– Traditional (?)

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W
Instant
tap target permanent an opponent controls

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AlexChurchill/MagicCardGenerator