Comes from discovering the Muyu Desert Ruins, and offers 8 max, making it a very powerful enchant. The crit effect needs the Muyu Discoverer title equipped, which is a powerful hybrid title, but might not suit ever playstyle.
Round
Crit +7 ~ 11%
Comes from Barri Advanced.
Vine
Crit +10% ( Luck -20 )
Comes from Coill Basic and Karu Glowing Stone Bison.
Stiff
Crit +10%
Comes pre-enchanted on a tail cap from Rundal Normal and Rundal Normal Hardmode.
Enchant
Effect
Notes
Dazed
Crit +6.5 ~ 9.5% ( Crit +5 ~ 7% + Will +15 ~ 25 )
Has high crit and max damage, but has difficult requirements to unlock its effects and randomness on the rolls. Comes from Coill Basic.
Clever
Crit +9% ( Crit +8% + Will +10 )
Only has one simple requirement to unlock its crit by comparison, and comes from Ancient-titled monsters.