BO1 deck of mine

[ForestsCarl]

Where do BO1 decks go?

Here is my favorite as of now for Arena

Decklist

DecklistCMCManaPricesChartsDraw 7

Lands (27)

2 Castle Vantress

4 Hallowed Fountain

3 Temple of Enlightenment

3 Tranquil Cove

4 Fabled Passage

5 Plains

5 Island

1 Forest

Interaction (23)

4 Shatter the Skies

3 Brazen Borrower

3 Teferi, Time Raveler

4 Negate

4 Mystical Dispute

1 Disdainful Stroke

3 Elspeth Conquers Death

Advantage (7)

2 Gadwick, the Wizened

2 Finale of Revelation

1 Narset, Parter of Veils

2 Wilderness Reclamation

Wincon (4)

2 Karn, the Great Creator

1 Fae of Wishes

1 Dawn of Hope

Fae - Board

1 Time Wipe

1 Planar Cleansing

1 Jace, Weilder of Mysteries

1 Narset, Parter of Veils

1 Ashiok, Dream Render

1 Mass Manipulation

1 Narset's Reversal

1 Heliod's Intervention

Karn Board

1 Shadowspear

1 Sorcerous Spyglass

1 Midnight Clock

1 Heraldic Banner

1 The Magic Mirror

1 Parhelion

Approximate Total Cost:

Best of 1 deck.
Win conditon is
Dawn of Hope + Wilderness Reclamation
Karn + Animated Mirror/ Parhelion (+Shadowspear)
Shadowspear + Brazen Borrower

Advice on what to cut or add?
Also how to convert this into a BO3 deck?