This should hopefully be enough to end games, even if you haven't had the best start.
for the rest of this turn, your opponent cannot target "Memento" monsters you control with card effects
Mystic Mine can be synergic with Ojama Duo and prevent your opponents monster effects and keep you on the control of the game
The rest of the cards are Hope for Escape , Zero Gardna , Swift Scarecrow , Threatening Roar , Waboku , and One Day of Peace , all attainable from repeatedly surrendering to the Seeker Duelist Challenge
When Jaden activates the effect of that monster, he announces "Yubel's effect activates!" Spells/Traps When Jaden activates "A Hero Emerges", he announces "My Trap Card activates