Cybermat

Artifact Creature — Robot - (uncommon)

Skulk (This creature can't be blocked by creatures with greater power.)
Whenever Cybermat attacks and isn't blocked, it gets +X/+0 until end of turn, where X is the number of attacking artifact creatures.

Price

cardmarket 0.19

tcgplayer 0.26

cardsphere 0.04

cardkingdom 0.49