Jelly Floor (3.5e Spell)

Reprinted with permission

Summary::This spell turns the floor into a thick layer of bouncy jelly. Any creature within the area must pass a Reflex save or its movement will be halved. Every round, a creature within the area must pass a Balance check (with the same DC as the spell) or fall prone. Creatures who attempt to stand while the spell is active must make another Balance check or remain prone.