It picks up +1/+1 counters pretty much for free, transforms into a huge lifelinker on a whim, and is impossible to kill once it does
Activate your effect!" When Hassleberry Summons "Petiteranodon", he announces "Swoop in, Petiteranodon!" Most of the time when Hassleberry declares an attack with that monster, he announces "Attack, Petiteranodon!" When Hassleberry activates the effect of that monster, he announces "Petiteranodon's effect activates!" When Hassleberry Summons "Sabersaurus", he announces "Front and centre, Sabersaurus!" Most of the time when Hassleberry declares an attack with that monster, he announces "Sabersaurus, attack!" When Hassleberry Summons "Souleating Oviraptor", he announces "Here comes Souleating Oviraptor!" Most of the time when Hassleberry declares an attack with that monster, he announces "Souleating Oviraptor
That becomes less of an issue, however, when you buff them up via the underrated Cri-Kee or lower your opponents power via Kida and Painting the Roses Red
Rare cards and booster packs can be costly, especially if youre hunting for high-value items
It doesnt actually stop us having to attack, but it can help us reselect to be attacking the Goad-ee