Voldred, Swamp's Guardian

Flying, deathtouch (Alt Art For Voldred S.G)
At the beginning of each combat phase, if a
swamp entered the battlefield this turn. Target opponent sacrifices a creature unless they pay 3
life.
"The knight held her breath in anticipation, as the sulfurous beast crawled past her in the forest with horrifying silence and speed. Unfortunately out of fear, she never let out a breath again"