3ds had metal gear 3
Super Street fighter 4
Resident evil mercenaries and revelations
All within the first year or so, it by no means had bad 3rd party support.
That was only the first year or so. Afterwards, most third parties have more or less abandoned the 3DS. The system only got as much support as it did initially because it was the successor to the most successful gaming platform of all time behind the PS2.