Deranged Hermit is a rare Creature — Elf card from Magic Online Promos (PRM), collector number 36132.
Echo {3}{G}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, create four 1/1 green Squirrel creature tokens. Squirrel creatures get +1/+1.