Mike's Cosmic Bonuses

The galaxy's best sign-up offers to launch your bankroll!

Disclaimer: Promotions change frequently. The offers listed here are up-to-date as of August 1, 2025, but please click "Claim" to verify the current offer on the official site before signing up.

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Sportsbooks

FanDuel Sportsbook

New User Bonus: Bet $5, Get $150 in Bonus Bets if your first bet wins.

DraftKings Sportsbook

New User Bonus: Up to $1,200 in bonuses! Includes "Bet $5, Get $150 Instantly".

Hard Rock Bet

New User Bonus: Bet $5, Get $150 in Bonus Bets - Win or Lose!

BetMGM

New User Bonus: First Bet Offer up to $1,500.

Caesars Sportsbook

New User Bonus: First Bet up to $1,000 on Caesars.

ESPN BET

New User Bonus: First Bet Reset up to $1,000.

Bet365

New User Bonus: Bet $5, Get $150 in Bonus Bets.

Fanatics Sportsbook

New User Bonus: Bet $10, Get $30 in FanCash.

Betr

New User Bonus: 100% Deposit Match up to $100.

Fantasy & Pick'em Sites

PrizePicks

New User Bonus: 100% Deposit Match up to $100.

Underdog Fantasy

New User Bonus: 100% Deposit Match up to $100.

Sleeper Picks

New User Bonus: 100% Deposit Match up to $100.

Chalkboard

New User Bonus: 100% Deposit Match up to $100.

ParlayPlay

New User Bonus: 100% Deposit Match up to $100.

Dabble

New User Bonus: 100% Deposit Match up to $100.

Fliff

New User Bonus: 100% Deposit Match up to $100.

SuperDraft

New User Bonus: 100% Deposit Match up to $100.