GS Companion
Dreadbl Buster

Dreadbl Buster

6★ PHY Chronos BREAK 1,500

Skill

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, increase own Break Power by 70–100%.

Numbers in a range are rolled when the equip is crafted.

Crafting

Fusion Type
Chronos: a Chronos Glyph raises the chance
Extra effects
0–2 at random: ATK UP, HP Recovery UP, Skill CT Speed UP, Break Power UP, CRI rate UP, Accuracy UP, Arts UP, BE Output UP, PHY DMG UP, PHY RES DOWN, MAG DMG UP, MAG RES DOWN
Passive
3 of the same Crest Fragment can add that Crest's effect

Other 6★ PHY Fusion Equips

Demonic Blade BREAK 1,500
6★ PHY Dominion

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, reduce enemies' PHY RES by 35–50%.

Prominence BREAK 1,500
6★ PHY Buster

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, increase own PHY DMG by 105–150%.

Heat Blaze Sword BREAK 1,500
6★ PHY Thanatos

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, increase own CRI rate by 70–100%.

Stardust Blade BREAK 1,500
6★ PHY Sense

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, increase own Accuracy by 70–100%.

Deep Slayer BREAK 1,500
6★ PHY Vital

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, increase own ATK by 140–200%.

Karakurenai BREAK 1,500
6★ PHY Chronos

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, increase own Skill CT Speed by 105–150%.

Illusion Sword BREAK 1,500
6★ PHY Astral

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). Increase own Arts by 35–50.

Seraphic Spear BREAK 1,500
6★ PHY Energy

40–46s CT - 7,000–10,000% ◯ Element DMG (PHY). For 12s, increase own BE Output by 91–130%.

Data from the Grand Crusade Guide by jeffers and .phex (Grand Summoners Official Discord).