This can be creature removal, but also spells and abilities that destroy, exile, bounce, or in any other way remove lands, planeswalkers, artifacts, or any other permanent type
The coolest part of a collector booster is the potential to open a super rare card, and end up with really unique cards even if you don't score the most chase one
Im happy to pay three mana for that on an enchantment
Once you've got this infinite supply of mana, you can activate Breya's abilities to deal damage, remove creatures, and gain life
Instead, your choices are Davros, Dalek Creator for a Dalek-themed strategy, Missy for a Cybermen-focused one, or The Valeyard , if you'd rather learn more heavily into those villainous choices
On the other hand, if you are base-red aggro (or a similarly aggressive list like the RG ones above) youll want to have three or four one-drops if possible