Basri Ket (Showcase): Core Set 2021

[+1]: Put a +1/+1 counter on up to one target creature. It gains indestructible until end of turn. [−2]: Whenever one or more nontoken creatures attack this turn, create that many 1/1 white Soldier creature tokens that are tapped and attacking. [−6]: You get an emblem with "At the beginning of combat on your turn, create a 1/1 white Soldier creature token, then put a +1/+1 counter on each creature you control."