how to play hidden cards riftbound Blade 213/298 Common Origins OGN NM How to play hidden cards

Maybe it's turn two Goblin Rabblemaster

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The heart of the Mementotlan strategy is quickly sending monsters to the GY so you can Special Summon the boss monster Mementoal Tecuhtlica Combined Creation, a 5000 ATK/DEF who can attack all of your opponents monsters while you control no other monsters

Card Set(s) -Legacy of the Master- [OP-12] CARD VIEW OP09-013 | SP CARD | CHARACTER Yasopp Attribute Ranged Block Icon 3 Effect [On Play] Up to 1 of your Leader gains +1000 power until the end of your opponent's next turn

In a strong second place is Sauron, the Lord of the Rings, which provides devastating value up front but costs a lot of mana and does surprisingly little after its ETB effect resolves