Foam Airsoft grenades have in the past sacrificed realism and authenticity for safety. Mil sim labs has recently developed a 3-D Printed foam stick grenade that appears to hit both marks in the bullseye!
Also available are foam rockets and a rocket launcher kit that could be built as modern, panzerschreck or bazzooka configurations -
Exciting news! Mooslanherkopf -
there is room for all of God's creatures ... right next to the mashed potatoes