This is probably it...
Untap, upkeep
Thieving Sprite where X is 2 and you're the target
Spidey: 3
Hand: 4
Battlefield:
(U,U) Forest x2
(T,U) Swamp x2
(T,U) Plains x2
(T,U) Mt x2
(U) Scarred Vinebreeder (1/1; Elf Shaman; 2B, Exile an Elf card from my graveyard: ~ gets +3/+3 ueot)
(U) Kithkin Mourncaller (2/2; Kithkin Scout; Whenever an attacking Kithkin or Elf is put into my graveyard from the battlefield, I may draw a card)
(U) Hillcomber Giant (3/3; Giant Scout; Mountainwalk)
(U) Elvish Branchbender (2/2; Elf Druid; T: Ueot, target Forest becomes an X/X Treefolk creature in addition to its other types, where X is the # of Elves I control)
(U) Skeletal Changling (1/1; Changling (This card is every creature type at all times); 1B: Regen ~)
(U) Caterwauling Boggart (2/2; Goblin Shaman; Each Goblin I control can't be blocked except by two or more creatures.; Each Elemental I control can't be blocked except by two or more creatures)
(S) Thieving Sprite (1/1; Faerie Rogue; Flying; When ~ ETB, BigBlue reveals X cards from his hand, where X is the # of Faeries I control. I choose one of those cards. BigBlue discards that card)
Graveyard: Lowland Oaf, Lash Out, Peppersmoke, Mudbutton Torchrunner
Exile:
=================================================================
BigBlue: 15
Hand: 5
Battlefield:
(T) Swamp
(TU) Plains x2
(U) Mountain and Island
(TU) Forest x2
(UU) Island x2
(Ench) Faerie Tauntings (Whenever I cast a spell during an opponent's turn, you may have each opponent lose 1 life.)
(T) Nightshade Stinger (1/1; Faerie Rogue; Flying; ~ can't block)
(U) Lys Alana Huntmaster (3/3; Elf Warrior; Whenever I cast an Elf spell, I may put a 1/1 green Elf Warrior creature token onto the battlefield.)
(T) Changeling Hero(4/4; Changeling; Flying; Lifelink; Champion a Creature {Daredevil})
(U) Elf Warrior (1/1; Elf Warrior; Token)
(U) Elf Warrior (1/1; Elf Warrior; Token)
Graveyard: Lash Out, Veteran of the Depths, Soaring Hope, Aquitect's Will, Avian Changeling
Exile:
(Exiled) Stinkdrinker Daredevil (1/3; Goblin Rogue; Giants I play cost 2 less)
Untap, upkeep
Thieving Sprite where X is 2 and you're the target
Spidey: 3
Hand: 4
Battlefield:
(U,U) Forest x2
(T,U) Swamp x2
(T,U) Plains x2
(T,U) Mt x2
(U) Scarred Vinebreeder (1/1; Elf Shaman; 2B, Exile an Elf card from my graveyard: ~ gets +3/+3 ueot)
(U) Kithkin Mourncaller (2/2; Kithkin Scout; Whenever an attacking Kithkin or Elf is put into my graveyard from the battlefield, I may draw a card)
(U) Hillcomber Giant (3/3; Giant Scout; Mountainwalk)
(U) Elvish Branchbender (2/2; Elf Druid; T: Ueot, target Forest becomes an X/X Treefolk creature in addition to its other types, where X is the # of Elves I control)
(U) Skeletal Changling (1/1; Changling (This card is every creature type at all times); 1B: Regen ~)
(U) Caterwauling Boggart (2/2; Goblin Shaman; Each Goblin I control can't be blocked except by two or more creatures.; Each Elemental I control can't be blocked except by two or more creatures)
(S) Thieving Sprite (1/1; Faerie Rogue; Flying; When ~ ETB, BigBlue reveals X cards from his hand, where X is the # of Faeries I control. I choose one of those cards. BigBlue discards that card)
Graveyard: Lowland Oaf, Lash Out, Peppersmoke, Mudbutton Torchrunner
Exile:
=================================================================
BigBlue: 15
Hand: 5
Battlefield:
(T) Swamp
(TU) Plains x2
(U) Mountain and Island
(TU) Forest x2
(UU) Island x2
(Ench) Faerie Tauntings (Whenever I cast a spell during an opponent's turn, you may have each opponent lose 1 life.)
(T) Nightshade Stinger (1/1; Faerie Rogue; Flying; ~ can't block)
(U) Lys Alana Huntmaster (3/3; Elf Warrior; Whenever I cast an Elf spell, I may put a 1/1 green Elf Warrior creature token onto the battlefield.)
(T) Changeling Hero(4/4; Changeling; Flying; Lifelink; Champion a Creature {Daredevil})
(U) Elf Warrior (1/1; Elf Warrior; Token)
(U) Elf Warrior (1/1; Elf Warrior; Token)
Graveyard: Lash Out, Veteran of the Depths, Soaring Hope, Aquitect's Will, Avian Changeling
Exile:
(Exiled) Stinkdrinker Daredevil (1/3; Goblin Rogue; Giants I play cost 2 less)