For Oranguru's "Sage's Riddle" attack, if I put down a Pokemon with more than one type does the opponent have to guess both of its types?
No, they only have to guess one of the Pokemon's types in order to get it right.
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
When I use Naganadel GX's "Injection GX" attack, am I allowed to mix up my opponent's prize cards so they don't know which card I added to their prizes?
No, you may not. When Injection GX adds a card from the discard pile you must not disturb the placement of any prize cards the opponent still has in play.
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
If I use Naganadel GX's "Injection GX" attack during a Tiebreaker game, do I win?
Yes.
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
If I used Steelix's "Gigaton Shake" on my previous turn, would Channeler allow my Pokemon to attack this turn?
Yes, the effect of Gigaton Shake would be removed, and your Pokemon would be able to attack.
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
Can I use Garchomp & Giratina GX's "GG End GX" attack to remove all of my opponent's Pokemon from play?
Yes, if your opponent only has 1 (or 2, with the extra energy) in play, you could remove those Pokemon. Then you win the game!
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
If my opponent has used Latios GX's "Clear Vision GX" attack, can I use a GX attack that ignores effects?
No, because you don't even get to start using the GX attack.
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
If I try to use Munchlax's "Snack Search" Ability and flip Tails, is my turn still over?
Yes, it is. Even if you don't flip Heads, the Ability is still considered "used".
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
If Aegislash with the "Durable Blade" Ability is Knocked Out by damage from my opponent's attack, do I put its underlying Doublade and/or Honedge cards into my hand or into the Discard Pile?
You put all the Pokemon in the evolution line into your hand. Any other cards attached such as Tools or Energy are discarded.
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)
Mawile GX's "Captivating Wink" Ability says to put any number of Basic Pokemon you find in your opponent's hand onto their Bench. Does this allow you to put more than 5 Pokemon on the bench?
No, Captivating Wink does not allow you to exceed the normal limits of the game. You can put any number of Basic Pokemon onto your opponent's Bench up to the maximum size of the Bench.
Source: Unified Minds FAQ (2019-07-19), TPCi Rules Team (2019-08-01)