
Drakewing Krasis | Creature | Lizard Drake | Flying, trample | Johann Bodin

Hydroform | Instant | | Target land becomes a 3/3 Elemental creature with flying until end of turn. It's still a land. | Howard Lyon

Shambleshark | Creature | Shark Crab | Flash (You may cast this spell any time you could cast an instant.)
Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) | Wesley Burt

Bioshift | Instant | | Move any number of +1/+1 counters from target creature onto another target creature with the same controller. | Scott Chou

Primal Visitation | Enchantment | Aura | Enchant creature
Enchanted creature gets +3/+3 and has haste. | Christopher Moeller

Ruination Wurm | Creature | Wurm | | Dave Kendall

Zhur-Taa Swine | Creature | Boar | Bloodrush — {1}{R}{G}, Discard Zhur-Taa Swine: Target attacking creature gets +5/+4 until end of turn. | Yeong-Hao Han

Pit Fight | Instant | | Target creature you control fights another target creature. (Each deals damage equal to its power to the other.) | Matt Stewart