2RRR
Creature - Dragon Samurai (3/1)
Flying
bushido X, where X is the number of cards in your hand
Sacrifice ~this~, Pay 4 life: target creature with power 4 or more gets +3/+0 until end of turn
T, Pay 4 life: ~this~ deals 4 damage to target creature or player
first strike


4U
Enchantment
All green creatures gain ''When ~this~ is put into a graveyard from the battlefield, untap all nonmulticoloured permanents''
When you control no permanents, flip ~this~.
- - - - -
Legendary Creature - Human Wizard (4/1)
Discard a card: counter target spell or ability
Whenever ~this~ is dealt damage, counter target spell


UB
Enchantment
If you would be dealt damage, you may Discard a sorcery card. If you don't, prevent 2 of that damage
When ~this~ is put into a graveyard from the battlefield, target opponent may Tap an untapped library he or she controls. If that player doesn't, copy target spell or ability and you may choose new targets for the copy

AlexChurchill/MagicCardGenerator