Benevolent Hydra is a rare Creature — Hydra card from Secret Lair Drop (SLD), collector number 1889. Current market price: — (foil $5.81), TCGplayer market prices via Scryfall.
This creature enters with X +1/+1 counters on it. If one or more +1/+1 counters would be put on another creature you control, that many plus one +1/+1 counters are put on it instead. {T}, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on another target creature you control.