Baru Wurmspeaker 26 (Commander: Dominaria United)

Wurms you control get +2/+2 and have trample. {7}{G}, {T}: Create a 4/4 green Wurm creature token. This ability costs {X} less to activate, where X is the greatest power among Wurms you control.

NM - $4.00
LP - $3.20
MP - $2.40
HP - $1.60
DMG - $1.50