Here are some tidbits in the mu that might shed some light why its 5-5 (or possibly 6-4 Hood). Credit
@CrazyFingers
Cannot trait out of B2 xx MB Close Mine
String gaps can be Parried/D1’d/S1’d/MB B3’d
Reversal MB DF3 checks FTD from anywhere and punishes it from certain ranges.
Trait shot checks FTD.
Reversal Parry helps against B123 pressure.
Free Land Mine after a blocked FTD.
Trait shot whiff punishes Trident Toss.
Backdashing after MB Trident Rush is a solid option.
B2 will check every option after a blocked MB Trident Rush.
Can’t punish Overhead trait option.
J3 stuff all wakeups.
MB F3 will not be broken by wakeup Trident Rush.