
Colossal Rattlewurm | Creature | Wurm | Colossal Rattlewurm has flash as long as you control a Desert.
Trample
{1}{G}, Exile Colossal Rattlewurm from your graveyard: Search your library for a Desert card, put it onto the battlefield tapped, then shuffle. | Filip Burburan
4.5 LSV

Giant Beaver | Creature | Beaver Mount | Vigilance
Whenever Giant Beaver attacks while saddled, put a +1/+1 counter on target creature that saddled it this turn.
Saddle 3 (Tap any number of other creatures you control with total power 3 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.) | Lars Grant-West
3 LSV

Selvala, Eager Trailblazer | Legendary Creature | Elf Scout | Vigilance
Whenever you cast a creature spell, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."
{T}: Choose a color. Add one mana of that color for each different power among creatures you control. | Viko Menezes
5 LSV

Cactusfolk Sureshot | Creature | Plant Mercenary | Reach
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
At the beginning of combat on your turn, other creatures you control with power 4 or greater gain trample and haste until end of turn. | Artur Nakhodkin
3.5 LSV