Most cards showcase Pokmon and a description of their strengths and abilities to use in gameplay
What are the chase cards in Memorial Collection
Best of all is he has Haste, letting you bring him out and cause massive damage with him before your opponents have time to build a defense
Save the recent Thrulls in the Return to Ravnica block, you just don't see many of these creature types in new sets
Basically, if you combine Gatta and Luzzu with any counter multiplying effect (Vorinclex and Doubling Season work too, for example) and any creature who can remove counters for free to do damage (Triskelion works too), you can get a combo win out of nowhere, and at Instant speed
It's around #14 or 15 on my list and not in the Top 10 proper, but the ability to force someone to discard, and destroy artifacts and critters with one number is a very precise scalpel that destroys what you need, but tends to leave your own stuff alone