If this card is Special Summoned from the Graveyard: You can banish as many face-up Spell/Trap Cards your opponent controls as possible, and if you do, this card gains 200 ATK and DEF for each card banished. Once per turn, during the Standby Phase, if this card is in the Graveyard because it was sent there last turn: You can target 1 Level 7 or 8 Dragon-Type monster in your Graveyard, except "Arkbrave Dragon"; Special Summon it.
Can special summon a level 7/8 Dragon-type monster from the grave other than itself.
The second effect activates on the next standby phase after it's sent to the graveyard. This can make the effect usable many times in a duel if you can keep special summoning Arkbrave Dragon from the grave.
First effect requires it to be special summoned from the graveyard.
Second effect means that you need to bring a level 7/8 Dragon-type monster(s), which can increase the odds of dead hands.
Use Dragon's Rebirth to special summon Arkbrave from your hand or grave. If it ever gets destroyed, you can special summon a level 7/8 Dragon-type monster from your grave if you have any. Having multiple copies can be good since it essentially lets you recycle the dragon monsters as long as they're not banished.
Arkbrave Dragon works well with Red-Eyes since the support cards like Red-Eyes Insight and Cards of the Red Stone are already available. They help send a Red-Eyes, which is a level 7 Dragon-type monster, to the graveyard, either from your hand or your deck.
Red-Eyes Slash Dragon can be special summon by using Arkbrave Dragon's effect, as well as Red-Eyes Spirit in a Red-Eyes deck. Dark Horus lets you special summon a level 4 DARK monster whenever a spell card is activated during your opponent's main phase,.
Dragon Knight of Creation and Paladin of Felgrand are cards that are also released in the same structure box. These 2 help with special summoning level 7 or 8 Dragon-type monster from the grave, as well as getting them from the deck.
I use a modified structure deck of dragon knight using felgrand cards to grab felgrand and arkblaze then I use their effects to grab level 8 felgrand next turn arkblaze summons another. Use gaurdian to grab arkblaze from graveyard then sacrifice gaurdian for dragon arkblaze effect activates so 2 high monsters