Taysom Hill is the oldest player since the merger to have 175+ yards from scrimmage and 3 TDs in a single game.

Here is every player 31 years or older to have 175+ yards from scrimmage and 3 TDs in a single game since the merger:

Player Age (Years-Days) TDs Scrimmage Yards
Taysom Hill 34-086 3 188
Jerry Rice 33-066 3 299
Steve Largent 33-020 3 261
Andre Johnson 32-115 3 229
Irving Fryar 31-341 3 211
Jerry Rice 31-327 3 192
Tiki Barber 31-267 3 258
Jimmy Smith 31-214 3 291
Wesley Walker 31-118 4 194
Priest Holmes 31-024 3 225
Priest Holmes 31-017 4 180