Guilds of Ravnica

Might of the Masses | Instant | | Target creature gets +1/+1 until end of turn for each creature you control. | Alex Konstad

Pelt Collector | Creature | Elf Warrior | Whenever another creature you control enters the battlefield or dies, if that creature's power is greater than Pelt Collector's, put a +1/+1 counter on Pelt Collector. As long as Pelt Collector has three or more +1/+1 counters on it, it has trample. | Zoltan Boros

Portcullis Vine | Creature | Plant Wall | Defender (This creature can't attack.) {2}, {T}, Sacrifice a creature with defender: Draw a card. | James Paick

Prey Upon | Sorcery | | Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.) | G-host Lee

Status | Instant | | Target creature gets +1/+1 and gains deathtouch until end of turn. | Ben Wootten