If this card is placed in the Spell & Trap Zone as a Continuous Spell: You can add 1 Angelechy Spell from your Deck to your hand
For those of you unfamiliar with this infamous combo, once you give Walking Ballista Lifelink with Heliod's activated ability, you can remove a +1/+1 counter to ping something, gain life from the damage, then Heliod immediately replaces the +1/+1 counter since you've gained life
Pyroblast and Red Elemental Blast are just great for really cheap removal that can get rid of a lot of blue cards
Ulvenwald Bear Ulvenwald Bear can enter with two +1/+1 counters, or you could give it four with the ones from Ayula, Queen Among Bears trigger
It is one of only four Pristine 10 examples in the CGC Cards Population Report
Being active on a few different sites means youre more likely to catch these platform-specific opportunities