Proof of earlier print/distribution is highly speculative (see the linked Article/Discussion below to follow this topic further)
See also: Master set budgeting guide, Binder layout planner What is the complete XY - BREAKthrough master set card list? The XY - BREAKthrough set contains 162 base cards across 7 rarity tiers plus 2 secret rares
It also gives me a draw / discard trigger whenever one or more Zombies I control deal combat damage to my opponents
This page shows current market prices, recent eBay sales, PSA graded values, and price history for this Rare Rainbow card from Rebel Clash
Official box of 4 booster packs of 35 cards, 1 guaranteed AR/booster
Each instant or sorcery spell with Rebound played from your hand must be exiled (unless there are other replacement effects, see above) instead of being put into the graveyard, this is not optional