Lightning Harvester

If a spell would cause a player to take 1 or more damage, put that many charge counters on Lightning Harvester instead.
Remove 1 charge counter from this card: Deal 1 damage to any target.
Remove 3 charge counters from this card: add {r}{r}{r} to your mana pool.
Remove 5 charge counters from this card: Copy target instant or sorcery spell.