Seize the Day [Odyssey] San Diego Comic-Con 2013 {T}: Target land becomes a

{T}: Target land becomes a Forest until Gaea's Liege leaves the battlefield

add from your Graveyard to your hand 1 card that includes "Elemental Hero" in its card name

Khalni druid

except "Adamancipator Researcher": You can Special Summon this card from your hand

Set: XY: Generations Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Seize the Day [Odyssey] San Diego Comic-Con 2013 {T}: Target land becomes aSet: Odyssey Type: Sorcery Rarity: Rare Cost: {3}{R} Untap target creature. After this main phase, there is an additional combat phase followed by an additional main phase. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)