G/W need late game answer

[Tat2jimi]

Was working on a human deck that stomps right out of the gate my only problem was if I turned to a grind fest I was trapped and suggestions are welcome thinking of splashing another color

22 land
2  {Gavony Township}
4  {Cavern of Souls}
4  {Temple Garden}
2  {Sunpetal Grove}
6  {Plains}
3  {Forest}

34 Creatures
4  {Experiment One}
4  {Boros Elite}
4  {Champion of the Parish}
3  {Dryad Militant}
4  {Mayor of Avabruck}
3  {Thalia, Guardian of Thraben}
4  {Azorius Arrester}
4  {Frontline Medic}
4  {Silverblade Paladin}

2 Enchantment
2  {Bonds of Faith}

2 Planeswalker
2  {Ajani, Caller of the Pride}

[Mike_garzone]

{grove of the guardian} could put in some work here if you are stuck late game

[izik99]

 {Sigarda, Host of Herons}

[whitedrake]

I would second  {Sigarda, Host of Herons}...

And recommend  {Loxodon Smiter}... I know he is not human, but non-countrable 4/4 body for 3 cmc...