Yes, "Submarineroid."
Buff and tough = 'roid
Small = 800 ATK
Sneaky = Attack direct, switch to defense
U = German submarines were called U-Boats
Making connections = "Super Vehicroid Connection Zone"
Dig it = He fuses into "Super Vehicroid Jumbo Drill"
Draw your own... = "Supercharge"
And, the one that gave it away, "Mother Grizzly" will lead you there = a WATER monster with less than 1500 ATK
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