TFT Set 13 Strategy: Fast 8 Rolling Odds, 4-Cost Probability & Bag Sizes
Hit your 2-star 4-cost and 5-cost carries with mathematical precision in TFT Set 13: Into the Arcane. Master roll odds at Level 7, 8, and 9, understand Set 13 bag size depletion, and optimize Fast 8 econ rolldowns on Stage 4-2.
Verified Codes4 Top Picks
Squad CapacityChallenger & Grandmaster Tacticians
XP / Parity Status82.4% 2-Star Hit at Lvl 8
Engine / CompatibilityRiot TFT Engine
📊 Quick Comparison & Instant Copy Matrix
Rank
Map / Seed / Preset Name
Code / Seed ID
Players
XP / Coordinates
Status
Action
#1
Level 8 Fast 8 Rolldown Probability Formula (50 Gold)
Stage 4-2 power spike
Lvl 8 Rolldown: 25% 4-Cost Odds | 25 rolls (125 slots) yields an 82.4% probability of 2-starring an uncontested 4-cost
Fast 8 Flex Players
⚡ Consistent 2-Star Carry
✅ 100% Verified
#2
Set 13 Shared Champion Pool Bag Sizes & Depletion
Prevents dead rolldowns
Bag Sizes: 1-Cost=30 | 2-Cost=25 | 3-Cost=18 | 4-Cost=10 Copies | 5-Cost=9 Copies (Contestation cuts hit odds by 45%)
Scouting Specialists
⚡ Uncontested Pivot Value
✅ 100% Verified
#3
Level 7 vs Level 8 Rolldown Expected Value Comparison
Optimal tempo leveling
Odds Shift: Lvl 7 has 10% 4-Cost odds vs 25% at Lvl 8 (Leveling to 8 gives 2.5x higher 4-cost frequency per gold)
Econ Maximizers
⚡ +150% Value Per Roll
✅ 100% Verified
#4
Level 9 Fast 9 Legendary 5-Cost Cap Thresholds
Guaranteed late-game cap
Lvl 9 Odds: 10% 5-Cost / 35% 4-Cost (Ideal for securing 2-star 5-cost Legendaries to close out 1st place lobbies)
Win-Streakers
⚡ First Place Cap
✅ 99% Verified
🃏 One-Click Copy Cards
#1 Verified⚡ Consistent 2-Star Carry
Level 8 Fast 8 Rolldown Probability Formula (50 Gold)
Stage 4-2 power spike • Ideal for Fast 8 Flex Players • Community Verification: 100% Verified
Lvl 8 Rolldown: 25% 4-Cost Odds | 25 rolls (125 slots) yields an 82.4% probability of 2-starring an uncontested 4-cost
#2 Verified⚡ Uncontested Pivot Value
Set 13 Shared Champion Pool Bag Sizes & Depletion
Prevents dead rolldowns • Ideal for Scouting Specialists • Community Verification: 100% Verified
Bag Sizes: 1-Cost=30 | 2-Cost=25 | 3-Cost=18 | 4-Cost=10 Copies | 5-Cost=9 Copies (Contestation cuts hit odds by 45%)
#3 Verified⚡ +150% Value Per Roll
Level 7 vs Level 8 Rolldown Expected Value Comparison
Optimal tempo leveling • Ideal for Econ Maximizers • Community Verification: 100% Verified
Odds Shift: Lvl 7 has 10% 4-Cost odds vs 25% at Lvl 8 (Leveling to 8 gives 2.5x higher 4-cost frequency per gold)
#4 Verified⚡ First Place Cap
Level 9 Fast 9 Legendary 5-Cost Cap Thresholds
Guaranteed late-game cap • Ideal for Win-Streakers • Community Verification: 99% Verified
Lvl 9 Odds: 10% 5-Cost / 35% 4-Cost (Ideal for securing 2-star 5-cost Legendaries to close out 1st place lobbies)
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❓ Frequently Asked Questions (Teamfight Tactics Set 13)
How many copies of each 4-cost champion exist in TFT Set 13?
In TFT Set 13, there are only 10 copies of each 4-cost champion in the shared bag. If another player in your lobby already holds 4 copies, only 6 remain in the pool, cutting your roll odds almost in half.
When should I roll down on Level 8 in TFT Set 13?
Standard competitive tempo dictates rolling down on Stage 4-2 (immediately after picking your third augment) with at least 40-50 gold. This gives you enough gold to find your core 4-cost frontline and backline carries.