Gladiator Taming is a Quick-Play Spell Card.
Spell Cards are usually activated from the hand on your turn unless their type gives another timing window.
On the current TCG and OCG Forbidden & Limited lists tracked here, Gladiator Taming is Unlimited.
YGOPRODeck lists Gladiator Taming for these formats: Duel Links, TCG, OCG, Master Duel.
Gladiator Taming belongs to the Gladiator Beast archetype—use that tag when searching for engine pieces and tech options.
A listed print of Gladiator Taming appears in Extreme Victory (EXVC-EN087) at Secret Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Gladiator Taming is about $1.80 on Cardmarket (prices change frequently).
