GU
Artifact Creature - Myr (3/2)
Morph 1GW
Whenever ~this~ is dealt damage, flip ~this~.
Sacrifice a red creature: put two 1/1 Myr artifact creature tokens onto the battlefield
Sacrifice three Myr: attach target Equipment to target creature with both power and toughness 1 or more. Gain control of that Equipment until end of turn
If an opponent would be dealt damage, that damage is dealt to target creature or player instead
Whenever ~this~ is turned face up, target creature with both power and toughness 3 or more becomes a Myr in addition to its other types (This effect doesn't end)
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Legendary Artifact Creature - Myr (3/3)
WWW, T: up to three target artifact creatures get +2/+2 until end of turn
3R: ~this~ deals 2 damage to target creature
All Mountains gain ''All untapped lands are 2/2 creatures in addition to their other types''

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4UU
Creature - Bird (2/2)
Flying
When ~this~ enters the battlefield, target player may pay X white mana, where X is the number of cards in an opponent's hand. If that player does, all tapped creatures get -2/-0 until end of turn

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GW
Creature - Beast (2/2)
GG: up to six target artifact creatures get +1/+1 until end of turn for each Forest on the battlefield and regenerate those creatures
Whenever a spell is countered, target opponent may Tap an untapped land he or she controls. If that player doesn't, any number of target untapped colourless creatures get +1/+2 until end of turn and those creatures get +2/+2 until end of turn

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AlexChurchill/MagicCardGenerator