Hatenna may have been chosen because it's featured in the Pokmon Horizons anime, but Quagsire just feels like a very strange choice
The wording can get confusing because Japan did have a high-class set called Tag Team GX All Stars near the end of the Sun & Moon era
As a general rule, centering will have less impact than the other scoring criteria on the overall score : a card with 7/10/8/10, for example, will have an overall score of 9/10
Heroic Intervention and Plaza of Heroes are powerful protection spells, and the former is one of the most played protection spells for Commander
For example, a regular ol two-diamond rarity Kirlia card has some sparkles and stars show up as flair options, but the one-star rarity full-art Mewtwo ex card has options for purple bursts and hexagons
Sure, Death or Glory is a little finicky, but its undoubtedly strong