
Hydrosurge | Instant | | Target creature gets -5/-0 until end of turn. | Steve Prescott

Ulcerate | Instant | | Target creature gets -3/-3 until end of turn. You lose 3 life. | Johann Bodin

Crowd's Favor | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Target creature gets +1/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.) | Slawomir Maniak

Heat Ray | Instant | | Heat Ray deals X damage to target creature. | Austin Hsu

Gather Courage | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Target creature gets +2/+2 until end of turn. | Brian Despain

Ranger's Guile | Instant | | Target creature you control gets +1/+1 and gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.) | Steve Prescott