T20 fantasy thinking does not survive contact with a 50-over match. In T20, a quick thirty off fifteen balls is a match-winning fantasy score; in an ODI, that same innings is a disappointment, because the batter had fifty overs to build something much bigger. Bowlers change too: a T20 death specialist who bowls four overs has limited scope in an ODI, while a bowler who takes wickets through the middle overs across a ten-over spell becomes a fantasy machine. If you keep picking T20-style teams for ODIs — power-hitters, death bowlers, and little else — you will keep losing to players who understand that fifty overs reward completely different skills.

An ODI innings has time for a batter to play himself in, build a partnership, and then accelerate. The highest fantasy scores in ODIs usually come from top-order batters who score eighty to a hundred-plus, not from finishers who hit a quick forty. That changes your batting picks: favour technically sound top-three batters with strong ODI records over explosive hitters who bat at six or seven and may face only twenty balls. Strike rate still matters, but in ODIs it is a secondary bonus on top of a big score, not the main event. A batter scoring ninety off a hundred balls outscores a batter scoring forty off twenty balls on most fantasy platforms, and he does it far more consistently.

Overs eleven to forty are the quiet engine of ODI fantasy points. Batters rotate strike and build, and bowlers who break partnerships here earn wickets when the batting side is trying to consolidate. Wrist-spinners and clever seamers who bowl through the middle overs are therefore premium ODI picks, even though the same bowlers might be only average T20 picks. When you study an ODI, look at who bowls in the middle phase for each side and who bats through it. A spinner with a strong record of middle-over wickets against a team whose middle order struggles against spin is one of the best ODI fantasy picks available, and he is often cheaper than the famous fast bowlers.

All-rounders are valuable in every format, but in ODIs they are essential. A player who bats in the top six and bowls a full ten overs touches the game in both innings for a long period, giving him two long windows to score points. Similarly, frontline bowlers who reliably bowl their full quota are safer than part-timers who might bowl only four or five overs. When credits are tight, prefer the all-rounder with a full bowling role over a specialist batter with a similar price, because the all-rounder's floor is higher and his ceiling includes wickets. Captaincy follows the same logic: ODI captains should be players involved for the whole match, usually an in-form top-order batter or a genuine all-rounder.

ODI conditions shift slowly, which helps planning. A flat pitch with short boundaries favours stacking batters from the stronger side, while a pitch offering early seam movement makes new-ball bowlers premium picks for the first innings. Dew in day-night ODIs changes the second innings: spinners become harder to grip and chasing teams gain an edge, so favour second-innings batters and fast bowlers after the toss if dew is forecast. Also remember that ODIs rarely produce the extreme collapses that make T20 death bowling so lucrative, so do not overpay for death specialists. Build around innings builders, middle-over wicket-takers, and full-role all-rounders, and your ODI teams will start beating your old T20 templates.

ODI fantasy cricket is a different game: pick innings builders over cameo hitters, middle-over wicket-takers over death-only bowlers, and all-rounders with full roles. Adapt your template to the format and the points will follow.