On its own, it gives you and your permanents hexproof until end of turn, which is already solid
Heres how Id rate the 10 to start: Tier 1 Archetypes (best decks) UR Big Spells BG Graveyard/Midrange Tier 2 Archetypes (good) Tier 3 Archetypes (decent) UB Control/Good Stuff GW Go Wide/Midrange BR Wizards/Bleeder RG Landfall/Stompy The main delineation between these archetypes is the level of synergy and support they have
This Dragon resists removal with hexproof if it's untapped, and it generates value with its Anticipate effect after dealing combat damage to players
Tanking, on the other hand, is a role that's not so foreign to me, so I was pretty interested in trying out the new Gunbreaker job
In descending order, Id rank these cards for ninja decks and strategies like this: #5
Its second ability makes a great mana dump in the latter half of EDH games: The conditional modified attacker stipulation is easy enough to satisfy, so 5 mana for a 5/5 flier is a great price