Core Set 2020 · M20 · uncommon
Creature — Elemental
wotc · 2019-07-12
The size of the bonus is determined as Creeping Trailblazer's last ability begins to resolve; it won't change later in the turn if the number of Elementals you control changes.
wotc · 2019-07-12
Because Creeping Trailblazer is itself an Elemental, its last ability will usually give it at least +1/+1.