A group where we create weapon stats to discuss!

I forgot a day, so here's 2 weapons instead of 1.

Engineer Melee: The Mechanic's Fix-All

[+]
•+100% repair rate
•+20% fire rate and +10% damage on sentry for 2 seconds on hit
•+20% fire rate
[-]
•-30% damage
•-30% construction speed
•-20% upgrade speed
•Unable to speed up building with wrench

Primary: The Bee Cave Bang

[+]
•Super Mark for Death (all damage taken is crits) for 3 seconds on close range hit
•Back close range hit extends the Super Mark for Death to 5 seconds
•+25% accuracy
•+25% fire rate
[-]
•-40% bullets per shot
•-66% damage
•-66% clip size

Give your opinions on these two engi weapons, and don't forget to give ideas for more weapons too!