Argothian Opportunist | Creature | Human Scout | When Argothian Opportunist enters the battlefield, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") | Ina Wong
3.0 LSV
Burrowing Razormaw | Creature | Beast | When Burrowing Razormaw dies, mill four cards. (Put the top four cards of your library into your graveyard.) | Uriah Voth
2.0 LSV
Perimeter Patrol | Creature | Human Soldier | Whenever an artifact enters the battlefield under your control, Perimeter Patrol gets +1/+0 until end of turn. | Edgar Sánchez Hidalgo
2.5 LSV