blue green infinity combo deck.

kiora's follower x4  (t) untap target permanent
civilized scholar x4 (t) draw a card, then discard a card, if a creature card is discarded this way, untap then transform
boneyard wurm x4 (power and toughness equal # of creature cards in your graveyard)
wood sage x4 (t) name a creature card, reveal top 4 of library put any creatures with that name into your hand, rest in graveyard
coiling oracle x3 (on cast) reveal top card of library, if its a land you may put it on the battlefield, else to your hand
elvish visionary x4 (on enter) draw a card
arbor elf x4 (t) untap target forest
elvish mystic x2 (t) add G to your mana pool
eternal witness x2 (can pull card from graveyard when cast)
laboratory maniac x2 (wins the game when you draw out of cards)
illusionists bracers x4 (duplicate non-mana ability of equipped creature. you may select new targets for the ability.)
tracker's instincts x4 (reveal top 4 of library, put a creature card from them in your hand, rest in graveyard. (flashback))
nimbus swimmer x1 (not necessary for the build, but eh.)
forest x7
island x5
opulent palace x3 (too cheap for better double lands lol)

Brawn x2 (non-modern, old border)- OP all creatures you control have trample as long as you have a forest, and this is in graveyard
Wonder x1 (non-modern, old border)- OP all creatures you control have flying as long as you have an island, and this is in graveyard